42001053559 has 2 divisors, whose sum is σ = 42001053560. Its totient is φ = 42001053558.

The previous prime is 42001053469. The next prime is 42001053569. The reversal of 42001053559 is 95535010024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42001053559 - 2¹³ = 42001045367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42001053569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000526779 + 21000526780.

It is an arithmetic number, because the mean of its divisors is an integer number (21000526780).

Almost surely, 2^42001053559 is an apocalyptic number.

42001053559 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001053559 is an equidigital number, since it uses as much as digits as its factorization.

42001053559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 42001053559 in words is "forty-two billion, one million, fifty-three thousand, five hundred fifty-nine".